18348517239

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{108881}}^1$

素因数の和:109075

約数の個数: 32

約数和(自身を含む): 27438264000

約数和(自身を除く): 9089746761

約数列:

[1, 3, 13, 29, 39, 87, 149, 377, 447, 1131, 1937, 4321, 5811, 12963, 56173, 108881, 168519, 326643, 1415453, 3157549, 4246359, 9472647, 16223269, 41048137, 48669807, 123144411, 210902497, 470474801, 632707491, 1411424403, 6116172413, 18348517239]

約数ペア:

[(1, 18348517239), (3, 6116172413), (13, 1411424403), (29, 632707491), (39, 470474801), (87, 210902497), (149, 123144411), (377, 48669807), (447, 41048137), (1131, 16223269), (1937, 9472647), (4321, 4246359), (5811, 3157549), (12963, 1415453), (56173, 326643), (108881, 168519)]